DE3778449D1 - Vorrichtung zur strommessung. - Google Patents

Vorrichtung zur strommessung.

Info

Publication number
DE3778449D1
DE3778449D1 DE8787401847T DE3778449T DE3778449D1 DE 3778449 D1 DE3778449 D1 DE 3778449D1 DE 8787401847 T DE8787401847 T DE 8787401847T DE 3778449 T DE3778449 T DE 3778449T DE 3778449 D1 DE3778449 D1 DE 3778449D1
Authority
DE
Germany
Prior art keywords
magnetic circuit
magnetic
housing
locking
bearing member
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
DE8787401847T
Other languages
German (de)
English (en)
Inventor
Bernard Landre
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Universal Technic SAS
Original Assignee
Universal Technic SAS
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Universal Technic SAS filed Critical Universal Technic SAS
Application granted granted Critical
Publication of DE3778449D1 publication Critical patent/DE3778449D1/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
    • G01R1/20—Modifications of basic electric elements for use in electric measuring instruments; Structural combinations of such elements with such instruments
    • G01R1/22—Tong testers acting as secondary windings of current transformers
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F38/00—Adaptations of transformers or inductances for specific applications or functions
    • H01F38/20—Instruments transformers
    • H01F38/22—Instruments transformers for single phase ac
    • H01F38/28—Current transformers
    • H01F38/30—Constructions
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F38/00—Adaptations of transformers or inductances for specific applications or functions
    • H01F38/20—Instruments transformers
    • H01F38/22—Instruments transformers for single phase ac
    • H01F38/28—Current transformers
    • H01F38/30—Constructions
    • H01F2038/305—Constructions with toroidal magnetic core

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measuring Instrument Details And Bridges, And Automatic Balancing Devices (AREA)
  • Measurement Of Current Or Voltage (AREA)
  • Transformers For Measuring Instruments (AREA)
  • Electron Sources, Ion Sources (AREA)
  • Measuring Magnetic Variables (AREA)
DE8787401847T 1986-08-11 1987-08-07 Vorrichtung zur strommessung. Expired - Fee Related DE3778449D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8611586A FR2602593B1 (fr) 1986-08-11 1986-08-11 Dispositif de mesure de courant

Publications (1)

Publication Number Publication Date
DE3778449D1 true DE3778449D1 (de) 1992-05-27

Family

ID=9338198

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8787401847T Expired - Fee Related DE3778449D1 (de) 1986-08-11 1987-08-07 Vorrichtung zur strommessung.

Country Status (9)

Country Link
US (2) US4841237A (fr)
EP (1) EP0256939B1 (fr)
JP (1) JPS6344172A (fr)
AT (1) ATE75320T1 (fr)
CA (1) CA1304130C (fr)
DE (1) DE3778449D1 (fr)
ES (1) ES2030750T3 (fr)
FR (1) FR2602593B1 (fr)
IN (1) IN169875B (fr)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5307008A (en) * 1991-11-04 1994-04-26 National Research Council Of Canada Current ratio device and toroidal core assembly therefor
US5343143A (en) * 1992-02-11 1994-08-30 Landis & Gyr Metering, Inc. Shielded current sensing device for a watthour meter
ES2292205T3 (es) 1997-08-21 2008-03-01 Nouri E. Hakim Recipiente antiderrame.
FR2896592B1 (fr) * 2006-01-24 2008-05-02 Omegawatt Sarl Dispositif de mesure du courant alternatif d'un conducteur traverse par un courant electrique
US8159240B2 (en) * 2009-01-09 2012-04-17 Tdk Corporation Bulk current injection (BCI) probe with multiple, symmetrically spaced feeds
RU2548911C2 (ru) * 2013-04-29 2015-04-20 Вячеслав Васильевич Самокиш Трансформатор для измерения тока без разрыва цепи (варианты)
CN105866479A (zh) * 2016-05-25 2016-08-17 黑龙江省电力有限公司牡丹江水力发电总厂 一种用于主变压器低压侧试验的专用夹具
CN107328961A (zh) * 2017-08-07 2017-11-07 安徽君华舜义恩佳非晶材料有限公司 一种互感器磁芯批量检测固定装置
CN107462860A (zh) * 2017-08-08 2017-12-12 安徽君华舜义恩佳非晶材料有限公司 一种齿条组合式互感器定向固定装置

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE521886C (de) * 1929-09-15 1931-03-27 Koch & Sterzel Akt Ges Verfahren zum Herumlegen eines Ringstromwandlers um einen Leiter, insbesondere mit unzugaenglichen Enden
US1924039A (en) * 1932-12-07 1933-08-22 Crompton Parkinson Ltd Electrical measuring instrument
US2146555A (en) * 1938-06-14 1939-02-07 Gen Electric Hook-on measurement device
FR2044648A1 (fr) * 1969-05-12 1971-02-26 Arnoux Andre
FR2170303A5 (fr) * 1971-12-07 1973-09-14 Marechaux Dubost & Cie
AT359598B (de) * 1975-08-28 1980-11-25 Grundig Emv Stromzange zur messung von gleich- und wechsel- stroemen
FR2538556B1 (fr) * 1982-12-22 1985-06-28 Universal Technic Pince de mesure de courant electrique a circuit magnetique s'ouvrant par mouvement lineaire
FR2538555B1 (fr) * 1982-12-22 1985-08-16 Universal Technic Pince de mesure de courant electrique a circuit magnetique a branche pivotante

Also Published As

Publication number Publication date
CA1304130C (fr) 1992-06-23
JPS6344172A (ja) 1988-02-25
JPH044552B2 (fr) 1992-01-28
ES2030750T3 (es) 1992-11-16
ATE75320T1 (de) 1992-05-15
IN169875B (fr) 1992-01-04
FR2602593A1 (fr) 1988-02-12
US4841237A (en) 1989-06-20
FR2602593B1 (fr) 1988-11-10
EP0256939A1 (fr) 1988-02-24
EP0256939B1 (fr) 1992-04-22
US4901010A (en) 1990-02-13

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee